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930280-91-4

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930280-91-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 930280-91-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,0,2,8 and 0 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 930280-91:
(8*9)+(7*3)+(6*0)+(5*2)+(4*8)+(3*0)+(2*9)+(1*1)=154
154 % 10 = 4
So 930280-91-4 is a valid CAS Registry Number.

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